Results 261 to 270 of about 163,273 (339)
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Simultaneous improvements of effective magnetic permeability, core losses and temperature characteristics of Fe-Si soft magnetic composites induced by annealing treatment

Journal of Alloys and Compounds, 2022
In this paper, silicone-resin coating Fe-Si soft magnetic composites (SMCs) with high magnetic permeability, low core losses and good temperature/frequency stability were successfully fabricated.
K. Lu   +4 more
semanticscholar   +1 more source

High permeability and low core loss Fe-based soft magnetic composites with Co-Ba composite ferrite insulation layer obtained by sol-gel method

Journal of Alloys and Compounds, 2022
To balance the core loss and permeability of soft magnetic composites (SMCs), a Co-Ba composite ferrite insulation layer was employed to clad the surface of reduced iron powder by sol-gel method.
Jingwu Zheng   +9 more
semanticscholar   +1 more source

Morphing Soft Magnetic Composites

Advanced Materials, 2012
AbstractMagnet filler–polymer matrix composites (Magpol) are an emerging class of morphing materials. Applications of Magpol can include artificial muscles, drug delivery, adaptive optics and self healing structures. Advantages of Magpol include remote contactless actuation, several actuation modes, high actuation strain and strain rate, self‐sensing ...
Nguyen, Vinh Quang   +2 more
openaire   +3 more sources

Improved magnetic properties of FeSiCr amorphous soft magnetic composites by adding carbonyl iron powder

, 2021
FeSiCr mixed soft magnetic composites (SMCs) were prepared by adding different content of carbonyl iron powder (CIP) with average particle size of 4.75 μm to amorphous FeSiCr powder with that of 16.7 μm. The effects of the additional amount of CIP on the
C. Xia   +5 more
semanticscholar   +1 more source

Review of soft magnetic composite permanent magnet motor

Proceedings of the International Symposium on Big Data and Artificial Intelligence, 2018
In recent years, researchers in relevant fields in China and abroad have been attaching more and more importance to the research of SMC (soft magnetic composite) permanent magnet motor, which has greatly improved in volume, deadweight and torque density compared with traditional motor, and more and more about the design and research of this kind of ...
Haixia Li   +3 more
openaire   +1 more source

Modeling of soft magnetic composites

Conference Record of the 2004 IEEE Industry Applications Conference, 2004. 39th IAS Annual Meeting., 2004
The electromagnetic properties of soft magnetic composites (SMCs) are studied based on a finite element model. In this approach, SMCs are modeled as an infinite array of hexagonal cylinders in two dimensions. Each cylinder is assumed to be saturable pure iron coated with a thin layer of binder or insulation.
null Yanhong Cui, G.B. Kliman
openaire   +1 more source

Magnetically Soft Eutectic Composites

Journal of Applied Physics, 1972
Unidirectional solidification of pseudoeutectic alloys from the (Fe, Co, Ni)–NbC system resulted in the formation of a (Fe, Co, Ni) solid solution matrix reinforced by aligned NbC fibers. Room-temperature magnetic hysteresis loop and high-temperature saturation magnetization measurements were performed on controlled eutectic samples whose matrix ...
J. A. Batt, E. R. Thompson
openaire   +1 more source

Past, present, and future of soft magnetic composites

Applied Physics Reviews, 2018
Power saving has been a central driving force for the development of new materials. In this framework, soft magnetic composites appear as a feasible concept to be applied in strategic topics for modern society including sensing, energy generation, and ...
E A Perigo, B Weidenfeller, P Kollar
exaly   +2 more sources

Hard–soft composite magnets

Journal of Magnetism and Magnetic Materials, 2007
Abstract A thorough micromagnetic analysis of the exchange-spring problem is reported with special emphasis on multilayers constituted by hard–soft exchange-coupled phases. The developed one—dimensional micromagnetic model leads to a complete magnetic phase diagram in terms of layer thicknesses.
M. Ghidini   +4 more
openaire   +1 more source

High permeability and low core loss nanocrystalline soft magnetic composites based on FeSiBNbCu@Fe3O4 powders prepared by HNO3 oxidation

, 2021
To develop nanocrystalline soft magnetic composites (NSMCs) with good combination of soft magnetic properties, the core-shell structured FeSiBNbCu@Fe3O4 powders were prepared by nitric acid (HNO3) oxidation of the nanocrystalline FeSiBNbCu alloy.
H. Wei   +5 more
semanticscholar   +1 more source

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